Предмет: Алгебра, автор: vvadishka2020

Винесiть за дужки спiльний множник: 7a+7b-21

Ответы

Автор ответа: ilaffyvashie

7a + 7b - 21 = 7(a + b - 3)

Автор ответа: Rachelleeeee

Ответ:

вот ответ::: 7(а+b-3)

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